<?php

/**
 * This is the model class for table "notification".
 *
 * The followings are the available columns in table 'notification':
 * @property integer $id
 * @property integer $guestbook_view_id
 * @property integer $read
 * @property string $create_time
 */
class Notification extends CActiveRecord
{
	/**
	 * Returns the static model of the specified AR class.
	 * @param string $className active record class name.
	 * @return Notification the static model class
	 */
	public static function model($className=__CLASS__)
	{
		return parent::model($className);
	}

	/**
	 * @return string the associated database table name
	 */
	public function tableName()
	{
		return 'notification';
	}

	/**
	 * @return array validation rules for model attributes.
	 */
	public function rules()
	{
		// NOTE: you should only define rules for those attributes that
		// will receive user inputs.
		return array(
			array('guestbook_view_id, read, create_time', 'required'),
			array('guestbook_view_id, read', 'numerical', 'integerOnly'=>true),
			// The following rule is used by search().
			// Please remove those attributes that should not be searched.
			array('id, guestbook_view_id, read, create_time', 'safe', 'on'=>'search'),
		);
	}

	/**
	 * @return array relational rules.
	 */
	public function relations()
	{
		// NOTE: you may need to adjust the relation name and the related
		// class name for the relations automatically generated below.
		return array(
		);
	}

	/**
	 * @return array customized attribute labels (name=>label)
	 */
	public function attributeLabels()
	{
		return array(
			'id' => 'ID',
			'guestbook_view_id' => 'Guestbook View',
			'read' => 'Read',
			'create_time' => 'Create Time',
		);
	}

	/**
	 * Retrieves a list of models based on the current search/filter conditions.
	 * @return CActiveDataProvider the data provider that can return the models based on the search/filter conditions.
	 */
	public function search()
	{
		// Warning: Please modify the following code to remove attributes that
		// should not be searched.

		$criteria=new CDbCriteria;

		$criteria->compare('id',$this->id);
		$criteria->compare('guestbook_view_id',$this->guestbook_view_id);
		$criteria->compare('read',$this->read);
		$criteria->compare('create_time',$this->create_time);

		return new CActiveDataProvider($this, array(
			'criteria'=>$criteria,
		));
	}
	
	public function scopes()
    {
        return array(
            'isNotRead'=>array(
                'condition'=>'`read`=0',
            ),
            'isRead'=>array(
                'condition'=>'`read`=1',
            ),
            'sortRead'=>array(
                'order'=>'`create_time` DESC',
                //'limit'=>5,
            ),
        );
    }
}